1681231680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6277}}^1$

素因数の和:6334

約数の個数: 224

約数和(自身を含む): 6123310080

約数和(自身を除く): 4442078400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3348, 3720, 4185, 4320, 4464, 4960, 5580, 5952, 6277, 6696, 7440, 8370, 8640, 8928, 9920, 11160, 12554, 13392, 14880, 16740, 17856, 18831, 22320, 25108, 26784, 29760, 31385, 33480, 37662, 44640, 50216, 53568, 56493, 62770, 66960, 75324, 89280, 94155, 100432, 112986, 125540, 133920, 150648, 169479, 188310, 194587, 200864, 225972, 251080, 267840, 282465, 301296, 338958, 376620, 389174, 401728, 451944, 502160, 564930, 583761, 602592, 677916, 753240, 778348, 847395, 903888, 972935, 1004320, 1129860, 1167522, 1205184, 1355832, 1506480, 1556696, 1694790, 1751283, 1807776, 1945870, 2008640, 2259720, 2335044, 2711664, 2918805, 3012960, 3113392, 3389580, 3502566, 3615552, 3891740, 4519440, 4670088, 5253849, 5423328, 5837610, 6025920, 6226784, 6779160, 7005132, 7783480, 8756415, 9038880, 9340176, 10507698, 10846656, 11675220, 12453568, 13558320, 14010264, 15566960, 17512830, 18077760, 18680352, 21015396, 23350440, 26269245, 27116640, 28020528, 31133920, 35025660, 37360704, 42030792, 46700880, 52538490, 54233280, 56041056, 62267840, 70051320, 84061584, 93401760, 105076980, 112082112, 140102640, 168123168, 186803520, 210153960, 280205280, 336246336, 420307920, 560410560, 840615840, 1681231680]

約数ペア:

[(1, 1681231680), (2, 840615840), (3, 560410560), (4, 420307920), (5, 336246336), (6, 280205280), (8, 210153960), (9, 186803520), (10, 168123168), (12, 140102640), (15, 112082112), (16, 105076980), (18, 93401760), (20, 84061584), (24, 70051320), (27, 62267840), (30, 56041056), (31, 54233280), (32, 52538490), (36, 46700880), (40, 42030792), (45, 37360704), (48, 35025660), (54, 31133920), (60, 28020528), (62, 27116640), (64, 26269245), (72, 23350440), (80, 21015396), (90, 18680352), (93, 18077760), (96, 17512830), (108, 15566960), (120, 14010264), (124, 13558320), (135, 12453568), (144, 11675220), (155, 10846656), (160, 10507698), (180, 9340176), (186, 9038880), (192, 8756415), (216, 7783480), (240, 7005132), (248, 6779160), (270, 6226784), (279, 6025920), (288, 5837610), (310, 5423328), (320, 5253849), (360, 4670088), (372, 4519440), (432, 3891740), (465, 3615552), (480, 3502566), (496, 3389580), (540, 3113392), (558, 3012960), (576, 2918805), (620, 2711664), (720, 2335044), (744, 2259720), (837, 2008640), (864, 1945870), (930, 1807776), (960, 1751283), (992, 1694790), (1080, 1556696), (1116, 1506480), (1240, 1355832), (1395, 1205184), (1440, 1167522), (1488, 1129860), (1674, 1004320), (1728, 972935), (1860, 903888), (1984, 847395), (2160, 778348), (2232, 753240), (2480, 677916), (2790, 602592), (2880, 583761), (2976, 564930), (3348, 502160), (3720, 451944), (4185, 401728), (4320, 389174), (4464, 376620), (4960, 338958), (5580, 301296), (5952, 282465), (6277, 267840), (6696, 251080), (7440, 225972), (8370, 200864), (8640, 194587), (8928, 188310), (9920, 169479), (11160, 150648), (12554, 133920), (13392, 125540), (14880, 112986), (16740, 100432), (17856, 94155), (18831, 89280), (22320, 75324), (25108, 66960), (26784, 62770), (29760, 56493), (31385, 53568), (33480, 50216), (37662, 44640)]